Historical clue formulations

• Yoga position on one's head and hands — 2023-12-14
• Mount Olympus — 2023-02-09
• Stand for a photograph — 2022-06-19
• Camera stand — 2008-09-01
• Surveyor's aid — 2005-05-19
• Shooting aid — 2004-11-25
• Surveyor's equipment — 2003-05-18
• Three-footer? — 2002-02-24
• Stool, perhaps — 1999-03-06
• This will help you shoot straight — 1997-03-13
• Olympus support — 1996-12-13
• Shooting aid — 1996-03-23
• Old film-making equipment — 1995-10-20
• Shooter supporter — 1994-08-25